diff --git a/desmume/src/opengl_collector_3Demu.c b/desmume/src/opengl_collector_3Demu.c
index 74a466f03..c28f20732 100644
--- a/desmume/src/opengl_collector_3Demu.c
+++ b/desmume/src/opengl_collector_3Demu.c
@@ -1,4 +1,4 @@
-/* $Id: opengl_collector_3Demu.c,v 1.13 2007-05-07 21:25:32 masscat Exp $
+/* $Id: opengl_collector_3Demu.c,v 1.14 2007-05-07 22:58:12 masscat Exp $
  */
 /*  
 	Copyright (C) 2006-2007 Ben Jaques, shash
@@ -2002,6 +2002,16 @@ draw_3D_area( void) {
     }
   }
 
+  /*
+   * Complete any primitive that may be left unended
+   */
+  if ( inside_primitive) {
+    LOG( "implicit primitive end at end\n");
+    glEnd();
+
+    inside_primitive = 0;
+  }
+
   complete_render_ogl_collector_platform();
 
   if ((errCode = glGetError()) != GL_NO_ERROR) {